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The Big smiles blog archive

Why you shouldn't drink coffee with Invisalign aligners

by Data update User | Feb 05, 2025

If you’re undergoing Invisalign treatment, you already know how important it is to follow the guidelines for wearing and caring for your aligners. But what about your coffee habit? Many of us rely on a cup of coffee (or two) to get through the day, but drinking coffee with Invisalign requires a little extra attention to ensure your orthodontic treatment stays on track and your teeth remain healthy. 

Here’s everything you need to know about drinking coffee while wearing Invisalign trays, along with tips to help you maintain your aligners and protect your teeth during treatment from mydentist, the UK’s leading provider of affordable dentistry. 

How does drinking coffee affect Invisalign? 

Invisalign aligners are made from a clear, plastic material that’s designed to fit snugly over your teeth. While they are durable and a great way to straighten your smile, they are also prone to damage and discolouration if not properly cared for. Coffee, with its dark pigments and high acidity, can pose several issues: 

  • Staining: Coffee can easily stain your aligners, turning them from clear to a yellowish or brownish tint. This can make your aligners more noticeable and affect the aesthetic appeal of your treatment. 
  • Bacterial growth: Drinking coffee while wearing your aligners can trap the liquid and sugars between your trays and teeth, creating a perfect environment for bacteria to thrive. This increases your risk of cavities and bad breath. 
  • Teeth discolouration: Even if your aligners are removed when you drink coffee, the beverage can still stain your teeth. This is especially important to consider during orthodontic treatment, as your aligners keep your teeth in a constant environment that can exacerbate staining if they’re not cleaned properly. 

Best practice for coffee lovers with Invisalign 

The good news is that you don’t have to give up your coffee habit entirely. By following these simple steps, you can enjoy your favourite brew while keeping your aligners in great condition: 

Remove your aligners before drinking coffee: The easiest way to avoid damaging your aligners is to take them out before drinking coffee. This prevents staining and eliminates the risk of warping from hot beverages. However, be mindful of the time – aligners need to be worn for up to 22 hours a day for effective treatment, depending on your treatment plan, so don’t let your coffee breaks eat into that time too much. 

  • Use a straw: If you’re unable to remove your aligners for some reason, consider using a straw to minimise contact between the coffee and your trays. This isn’t a perfect solution, but it can help reduce the risk of staining and damage. 
  • Drink quickly: Sipping coffee slowly over an extended period exposes your teeth and aligners to staining agents and acids for longer. Try to finish your coffee in one sitting to minimise its impact. 
  • Rinse and brush afterwards: After drinking coffee, rinse your mouth with water and, if possible, brush your teeth before reinserting your aligners. This removes residual coffee particles and prevents them from lingering on your teeth or aligners. 
  • Drink sugar-free coffee: Adding sugar to your coffee can increase the risk of bacterial growth and tooth decay. Consider drinking your coffee without sweetener or drinking a sugar-free alternative to reduce exposure to bacterial growth. 
  • Clean your aligners regularly: Even if you remove your trays while drinking coffee, it’s essential to clean them daily. Use the Invisalign cleaning crystals or a gentle, clear soap with a soft toothbrush to keep your aligners free from stains and bacteria. 

Maintaining healthy teeth during clear aligner treatment 

Drinking coffee orthodontic treatment doesn’t have to be a problem if you’re proactive about oral hygiene. Here are some additional tips to maintain your teeth and Invisalign aligners throughout your treatment: 

  • Stay hydrated: Drinking plenty of water helps rinse away coffee residue and keeps your mouth hydrated, reducing the risk of staining and bad breath. 

  • Schedule regular dental check-ups: Visiting your dentist during your Invisalign treatment ensures that any potential issues, like staining or cavities, are addressed promptly. 

  • Use whitening toothpaste: If you’re concerned about coffee staining your teeth, a whitening toothpaste can help keep your smile bright. However, consult your dentist to ensure its suitable for use during Invisalign treatment. 

  • Monitor your coffee intake: Limiting your coffee consumption not only benefits your aligners but also supports your overall oral health. Consider replacing one of your daily coffees with a teeth-friendly alternative like green tea or herbal tea. 

The importance of good oral health during Invisalign treatment  

Your Invisalign treatment is an investment in your smile, and proper care ensures you get the best results in the shortest possible time. Drinking coffee with Invisalign may seem like a small thing, but neglecting to manage it properly can lead to unnecessary complications, from discoloured aligners to prolonged treatment times. 

By following these guidelines, you can continue to enjoy your favourite brew without compromising the effectiveness of your orthodontic treatment or the health of your teeth. Remember, Invisalign is designed to be flexible and fit seamlessly into your lifestyle – with just a few adjustments, you can maintain both your enjoyment of coffee and your smile. 

If you’d like to learn more, we explain more about how coffee, hot drinks and other sugary beverages can impact your dental health in our blog How is your pumpkin spiced latte affecting your teeth?  

If you're new to mydentist and looking for a practice, find your local mydentist practice today. Or, browse our comprehensive treatment offering or find more information about mydentist at www.mydentist.co.uk.      

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